Home / 1,406,752.64-2,107,724.88-1,005,342.56

Finding the Fourth Proportional to 1,406,752.64, 2,107,724.88 and 1,005,342.56

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Solution

The fourth proportional to 1,406,752.64, 2,107,724.88 and 1,005,342.56 is: 1,506,295.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,752.64 : 2,107,724.88 = 1,005,342.56 : x
  2. Step 2: Convert to fraction form
    1,406,752.64/2,107,724.88 = 1,005,342.56/x
  3. Step 3: Cross multiply
    1,406,752.64x = 2,107,724.88 × 1,005,342.56
  4. Step 4: Simplify right side
    1,406,752.64x = 2,118,985,526,634.89
  5. Step 5: Solve for x
    x = 2,118,985,526,634.89/1,406,752.64
  6. Step 6: Final answer
    x = 1,506,295.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.